[PATCH] D105273: [analyzer] Introduce range-based reasoning for subtraction operator

[Manas Gupta via Phabricator via cfe-commits]

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Add logic for computing rangesets for symbolic subtraction operator and
add test cases.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D105273

Files:
  clang/lib/StaticAnalyzer/Core/RangeConstraintManager.cpp
  clang/test/Analysis/constant-folding.c

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